VerifyBls[Single|Multi]SigRequest

[bilboquet]

We have chosen to not implement those abis.
Keep them here if we change our mind later.
(from massa-proto/**/abi.proto)

// BLS signature single verification request
message VerifyBlsSingleSigRequest {
  // Signature to verify
  bytes sig = 1;
  // Message to verify
  bytes message = 2;
  // Public key to verify with
  bytes pub_key = 3;
}

// BLS signature single verification result
message VerifyBlsSingleSigResult {
  // Verification result
  bool is_verified = 1;
}

// BLS signature multiple verification request
message VerifyBlsMultiSigRequest {
  // Signature to verify
  bytes sig = 1;
  // Message to verify
  bytes message = 2;
  // Public keys to verify with
  repeated bytes pub_keys = 3;
}

// BLS signature multiple verification result
message VerifyBlsMultiSigResult {
  // Verification result
  bool is_verified = 1;
}